Chevrolet Cobalt Service & Repair Manual: Engine Coolant Expansion Tank, Replace

1. Drain engine coolant into suitable container.
2. Reposition coolant expansion tank inlet hose clamp using hose clamp pliers tool No. J-38185, or equivalent.
3. Remove coolant expansion tank inlet hose from expansion tank, Fig. 1.
4. Remove underhood junction block and bracket.
5. Lift coolant expansion tank and reposition expansion tank outlet hose clamp using hose clamp pliers tool No. J-38185, or equivalent.
6. Remove coolant expansion tank outlet hose, Fig. 2.
7. Disconnect coolant level sensor electrical connector, Fig. 3.
8. Remove engine coolant expansion tank from vehicle.
9. Reverse procedure to install.

Fig. 1 Engine coolant expansion tank inlet hose removal

Fig. 2 Engine coolant expansion tank outlet hose removal

Fig. 3 Coolant level sensor electrical disconnection

    Cooling System Pressure, Test
    Caution: To avoid danger of being burned, do not remove radiator cap while engine and radiator are still hot, as fluid and steam can be blown out under pressure. If radiato ...

    Engine Coolant Temperature Sending Unit R&R
    Refer to Fig. 1 when performing the following procedure. 1. Disconnect the negative battery cable. 2. Remove the cover from th ...

    See also:

    Chevrolet Cobalt Service & Repair Manual. Precautions
    1. After disassembling power brake unit, soak metal components in solvent. 2. Use only alcohol on components containing rubber. After components have been thoroughly cleaned and rinsed in solvent, they should be washed again ...

    Chevrolet Cobalt Owners Manual

    Chevrolet Cobalt Service Manual


    Copyright © 2025 www.cheviguide.com - Chevrolet Auto Manuals - 0.0059